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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   *   http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing,
13   * software distributed under the License is distributed on an
14   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   * KIND, either express or implied.  See the License for the
16   * specific language governing permissions and limitations
17   * under the License.
18   */
19  package org.apache.maven.internal.impl.model;
20  
21  import java.util.Map;
22  import java.util.Properties;
23  
24  import org.apache.maven.api.di.Named;
25  import org.apache.maven.api.di.Singleton;
26  import org.apache.maven.api.services.ModelBuilderRequest;
27  import org.apache.maven.api.services.model.ModelVersionProcessor;
28  
29  /**
30   * Maven default implementation of the {@link ModelVersionProcessor} to support
31   * <a href="https://maven.apache.org/maven-ci-friendly.html">CI Friendly Versions</a>
32   */
33  @Named
34  @Singleton
35  public class DefaultModelVersionProcessor implements ModelVersionProcessor {
36  
37      private static final String SHA1_PROPERTY = "sha1";
38  
39      private static final String CHANGELIST_PROPERTY = "changelist";
40  
41      private static final String REVISION_PROPERTY = "revision";
42  
43      @Override
44      public boolean isValidProperty(String property) {
45          return REVISION_PROPERTY.equals(property)
46                  || CHANGELIST_PROPERTY.equals(property)
47                  || SHA1_PROPERTY.equals(property);
48      }
49  
50      @Override
51      public void overwriteModelProperties(Properties modelProperties, ModelBuilderRequest request) {
52          Map<String, String> props = request.getUserProperties();
53          if (props.containsKey(REVISION_PROPERTY)) {
54              modelProperties.put(REVISION_PROPERTY, props.get(REVISION_PROPERTY));
55          }
56          if (props.containsKey(CHANGELIST_PROPERTY)) {
57              modelProperties.put(CHANGELIST_PROPERTY, props.get(CHANGELIST_PROPERTY));
58          }
59          if (props.containsKey(SHA1_PROPERTY)) {
60              modelProperties.put(SHA1_PROPERTY, props.get(SHA1_PROPERTY));
61          }
62      }
63  }